Samsung SRP-350U Service Manual Download | Manualshive

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9

-4

9

Troubleshooting

9

-4 Thermal Printer and Feed Motor Problem

1. Check the Control Signal on CPU
(Data/CLK/Latch/Strobe1,Strobe2)
2. Check the Harness
3. Check the related Circuit & Pattern

1. Refer to the Power Problem
2. Check the HArness

1. Check the Signal(Step_A, Step_B) on CPU
2. Check the Current Control Signals(StepI0,
StepI1) on CPU
3. Check the Output Signal of U9, U11(TEA3718)
4. Check Auto Cutter Assembly(Motor, Cutter...)
5. Check the Harness
6. Check the Step Motor and the related Circuit &
Pattern

Power Vcc
V

TPH

Ok?

Control Signal
Ok?

Feed Motor
Ok?

N

Y

N

Y

N

Y

Feed Motor
Problem

End

End

Thermal Printer
Problem

Samsung Electro-M

e

chanics

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Summary of Contents for SRP-350U

Page 1: ...ion 3 Installation and Operation 4 Disassembly and Assembly 5 Maintenance and Adjustment 6 Reference Information 7 Special Circuit Descriptions 8 Troubleshooting 9 Exploded Views and Parts List 10 PCB Layout and Parts List 12 Block Diagram 13 Wiring Diagram 14 Schematic Diagrams SRP 350G 350SG 350PG 350UG Commands 11 SRP 350 Ver 2 Series ...

Page 2: ...About Notes Precaution symbols Samsung Electro Mechanics ...

Page 3: ...About Copyright SRP 350 Samsung Electro Mechanics April 2001 Samsung Electro Mechanics Co Ltd Samsung Electro Mechanics Co Ltd ...

Page 4: ...Overview of this Receipt Printer Samsung Electro Mechanics ...

Page 5: ...1 Precaution Statements 1 1 Safety Precautions WARNING Do not use an isolation transformer during this test 0 1 2 1 3 2 45 45 6 7 7 1 2 8 4 9 3 6 7 3 8 1 2 1 2 1 1 Samsung Electro Mechanics ...

Page 6: ...eates a conflict between the servicing and safety precautions always follow the safety precautions WARNING An electrolytic capacitor installed with the wrong polarity might explode 2 2 2 8 1 2 9 0 3 7 194452 8 1 2 1 2 6 6 1 3 Precautions for Electrostatically Sensitive Devices ESDs 1 2 1 2 8 0 1 2 8 9 0 Samsung Electro Mechanics ...

Page 7: ...1 Precaution Statements 8 6 0 A 6 8 9 8 4 8 8 1 3 Samsung Electro Mechanics ...

Page 8: ...1 Precaution Statements 1 4 MEMO Samsung Electro Mechanics ...

Page 9: ... Parallel Mode Forward Mode Compatibility Mode Reverse Mode Nibble Byte Mode Connector 36 Pin Centronics Ribbon Type USB Transfer Type BULK Speed 12 Mbps Full Speed Power Self Powered Printer Printing Method Thermal Line Printing Printing Speed 150 mm Sec 35 5 Line Sec Font A 1 6 Feed Auto Cutter Type Guillotine Cutting Method 1 Point Partial Cutting Power Consumption Approx 27W Peak AC Adapter In...

Page 10: ...t Specifications 2 2 2 2 Appearance 2 2 1 Printer Dimensions mm Figure 2 1 Printer Dimension 2 2 2 AC Adapter Dimensions mm Figure 2 2 AC Adapter Dimension 146 195 145 87mm 51mm 150mm Samsung Electro Mechanics ...

Page 11: ...l I F Connector 3 Case Lower 9b 4 Label Control 9c IEEE 1284 Parallel I F Connector 5 Push Button USB USB I F Connector 6 Cover Cutter 10 Drawer Kick Out Connector 7 Power Switch 11 DC Power Jack 1 2 3 5 8 7 6 4 Samsung Electro Mechanics RS 232 Ver 2 PARALLEL Ver 2 USB Ver 2 ON 9a SRP 350 SRP 350S SRP 350P RS 232C RS 485 PARALLEL SRP 350U USB 10 11 9b 10 11 9c 10 11 ...

Page 12: ... 2 dots Font A 0 28mm 0 01 2 dots Font B Printing Speed Max 35 5 Lines Sec 1 6inch feed Max 150mm Sec 5 9 Sec Paper feeding Speed Approx 150mm Sec Table 2 2 Thermal Printer Specification 2 3 2 Character Specification Item Description Remark Alphanumeric Characters 95 Extended Characters 128 6 Page Including one space page Number of Character International Characters 32 Character Structure 12 24 Fo...

Page 13: ...a 12mm 0 47 Spool Outside Dia 18mm 0 71 Table 2 4 Thermal Printer Paper Specification 01 23 2 3 4 Reliability and Environment Specification Item Description Remark Life Mechanism 15 Million lines Head 1 10 8 Pulses 100Km Auto Cutter 1 000 000 Cut MCBF 37 000 000 Line Environmental Temperature Operating 0 45 Storage 10 50 Except for Paper Humidity 10 90 RH Table 2 5 Thermal Printer Reliability Spec...

Page 14: ... Structure 2 Heaters Dot Number of Heat Element 512 Dots Heat Element Pitch 0 141 mm dot 7 09 Dot mm 180DPI Print Width 72 192 0 2mm Average Resistance 650 3 Thermister Resistance R25 30 5 At 25 B Value 3950 K 2 Temperature 20 80 Table 2 6 TPH Specification b c d e a a 80 1 0mm 3 13 0 02 b 1 41mm 0 05mm 056 008 c 72 2mm 0 2mm 2 84 002 d 2 5mm 0 098 Over e 2 5mm 0 098 Over All the numeric values ar...

Page 15: ...oltage Vin 0 5 Vdd 0 5 V Table 2 7 TPH Maximum Condition At 25 2 3 7 Other Component Specification Item Description Remark Auto Cutter Model ORC RUY80 OHYANE RIKI MFG Co Ltd Type Guillotine Type Motor DC Brush Motor FK 180SH 12280 Mabuchi Motor Voltage 24V DC 7 Current 800mA Average 1 6A Peak Paper Feed Motor Model PM35L 048 NMB Type 4 Phase 48 Polarity PM Type Bi Polar Driver Voltage 24V 10 DC Re...

Page 16: ...en 230V In rush Current Max 40 A Peak to Peak Line Regulation 24V 1 Load Regulation 24V 5 Ripple Noise Peak 300mV O C P Over Current Protect 3 0 A 6 0 A S C P Short Current Protect Fold Back Method Table 2 9 Power Adapter SMPS Specification 2 4 2 SMPS Output Connector Pin Number Signal Name 1 24 VDC 2 GND 3 N C Shield Frame GND Table 2 10 Power Connector Pin Description Figure 2 5 Power Connector ...

Page 17: ... 11h XOFF ASC Code 13h Signal Level Logic 1 MARK 3V 15V Logic 0 SPACE 3V 15V Baud Rate 2400 4800 9600 19200 Bps Data Word Length 7 Bit 8 Bit Parity None Even Odd Connector DB25P Female I F PBA Table2 11 RS 232C Specification Note 0 3 2 5 1 b RS 232C I F Cable Figure 2 6 RS 232C Cable PRINTER SIDE D SUB25P MALE HOST SIDE CONN USER SPEC In Case PC D SUB25P FEMALE D SUB9P FEMALE FERRITE CORE 1 Turn O...

Page 18: ... printer does not check this signal 7 Signal GND Signal Ground 20 Note Refer to the Operation Manual about the busy condition DTR Output This Signal indicates whether the printer is busy H W flow control MARK Logic1 The printer is busy SPACE Logic0 The Printer is not busy The host transmits a data to the printer after confirming this signal When XON XOFF flow control is selected the host does not ...

Page 19: ... Data Transmission Serial Synchronization Asynchronous HandShaking Flow Control H W DTR CTS Same as DSR S W XON XOFF XON ASC Code 11h XOFF ASC Code 13h Signal Level Logic 1 SD1 SD2 0 2V RD1 RD2 0 2V Logic 0 SD1 SD2 0 2V RD1 RD2 0 2V Baud Rate 2400 4800 9600 19200 bps Data Word Length 7 Bit 8 Bit Parity None Even Odd Connector DB25P Female I F PBA Table2 13 RS 485 Specification Note 0 3 2 5 2 b RS ...

Page 20: ...ow control DR1 DR2 H The printer is BUSY DR1 DR2 L The printer is READY The host computer transmits a data to the host after confirming this signal 10 11 CS2 CS1 Input When DTR DSR is selected this signal indicates whether the host computer is BUSY or READY H W flow control CS1 CS2 H The host computer is BUSY CS1 CS2 L The host computer is READY The printer transmits a data to the host after confi...

Page 21: ...5 3 a Forward Mode Specification Compatibility mode 4 4 4 4 Item Description Remark Data Transmission 8 Bit Parallel Synchronization External supplied nStrobe signals HandShaking nACK and Busy signals Signal Level TTL compatiable Connector Centronics 36P Table 2 15 IEEE1284 Specification 2 5 3 b Reverse Mode Specification Nibble Byte mode 4 4 4 2 1 4 4 4 4 4 4 4 4 4 4 4 4 8 0 3 4 4 4 4 4 4 4 4 4 A...

Page 22: ...5 8 Host Printer Data 6 Data 6 9 Host Printer Data 7 MSB Data 7 MSB 10 Printer Nack PtrClk PtrClk 11 Printer Busy PtrBusy Data3 7 PtrBusy 12 Printer Perror AckDataReq Data2 6 AckDataReq 13 Printer Select Xflag Data1 5 Xflag 14 Host NautoFd HostBusy HostBusy 15 NC ND ND 16 GND GND GND 17 FG FG FG 18 Printer Logic H Logic H Logic H 19 30 GND GND GND 31 Host NInit Ninit nInit 32 Printer Nfault nDataA...

Page 23: ...ion Half Duplex Differential Signal Pair D D Data Format NRZI Format Zero Bit Stuffing after 6 ones Transceiver Differential Receive Sensitivity 200 mV Differential Common Mode Range 0 8 2 5 V Single End Receiver Threshold 0 8 2 0 V Speed 12 Mbps Power Self Powered Cable Connector Cable 5m 2m Connector B Type Other Support USB SPEC V1 1 Table2 17 USB Specification HOST SIDE PRINTER SIDE Centronics...

Page 24: ...al Name Assignment Color Function Shell Shield Drain Wire Frame Ground 1 VBUS Red Host Power DC5 V 500 mA 2 D White Differential Data Line 3 D Green Differential Data Line 4 GND Black Signal Ground Table 2 18 USB Pin Description 2 5 4 c USB I F Cable Figure 2 10 USB Cable Samsung Electro Mechanics ...

Page 25: ... 6 2 Cable Connection Pin no Description Direction 1 Frame GND 2 Drawer Kick Out Driver Signal 1 Output 3 Drawer Open Close Signal Input 4 24V 5 Drawer Kick Out Driver Signal 2 Output 6 Signal GND Table 2 19 Drawer Cable Connection B57C 7 FERRITE CORE 1 Turn OP 18E 18 2 12 5 25 5 10 mm Samsung Electro Mechanics ...

Page 26: ...2 Product Specifications 2 18 MEMO Samsung Electro Mechanics ...

Page 27: ...o the connector on the printer To remove the drawer kick out cable press the clip on the connector grasp the connector and pull it out 1 Make sure the printer is turned off with the 0 side of the switch 1 Turn off the printer host ECR and Computer 2 Plug RS 232 RS 485 or Paralled Cable connector into the I F connector on the printer 3 Tighten the screws on both sides of the connector 4 Turn on the...

Page 28: ... assembling the Plate Spring the height will be 7 10 mm when pressing the Push Button If no problem Re assemble in the reverse order 6 After assembling the Case Lower to Set Body turn the Set over and attach the BRKT Hanger to the Case Lower then tighten four screws Figure 3 10 7 Attach the BRKT Mount to the wall firmly with the eight screws Be sure that the BRKT attached properly to match the dir...

Page 29: ...llation 3 1 5 Wall Mount Installation Continue Figure 3 6 Wall Mount 3 Figure 3 7 Wall Mount 4 Figure 3 8 Wall Mount 5 Figure 3 9 Wall Mount 6 Figure 3 10 Wall Mount 7 Figure 3 11 Wall Mount 8 Plate spring Grease Shaft Samsung Electro Mechanics ...

Page 30: ...er Note Always change DIP switch settings only when the printer is turned off Change made with the power on have no effect and then on again 9A 1 ON 2 3 4 5 6 7 8 9A 1 ON 2 3 4 5 6 7 8 Samsung Electro Mechanics 3 2 2 Setting the DIP switch RS 232C RS 485 Serial Interface Switch No FUNCTION ON OFF DEFAULT SW1 1 Auto Line Feed Always enabled Always disabled OFF SW1 2 Reserved OFF SW1 3 Handshaking X...

Page 31: ...able 3 4 Print Density 3 2 3 Setting the DIP switch IEEE1284 Parallel USB Interface Switch No FUNCTION ON OFF DEFAULT SW1 1 Auto Line Feed Always enabled Always disabled OFF SW1 2 Reserved OFF SW1 3 Reserved OFF SW1 4 Reserved OFF SW1 5 Reserved OFF SW1 6 Reserved OFF SW1 7 Reserved OFF SW1 8 Reserved OFF Table 3 5 DIP switch Setting 1 Function Switch No FUNCTION ON OFF DEFAULT SW2 1 Emulation STA...

Page 32: ... A B C C 3 8 3 2 5 The Self Test Mode 9 9 9 D 9 0 1 Samsung Electro Mechanics 1 After you make sure that the printer is off Open the co ver 2 Turn on the printer while holding down the FEED button 3 Close the cover then the printer enters the hexadecimal dump mode Print Density SW 5 SW 6 1 Light ON ON 2 OFF OFF 3 ON OFF 4 Dark OFF ON Table 3 7 Print Density ...

Page 33: ...TUVW XY 23456789 ABCDEFGHIJKL MNOPQRSTUVW XYZ 3456789 ABCDEFGHIJKL MNOPQRST TUVW XYZ 456789 ABCDEFGHIJKL MNOPQRST TUVW XYZ 56789 ABCDEFGHIJKL MNOPQRST TUVW XYZ R S T U V W X Y Z _ a b c d e f g h i j k l m n o p q r s t u v w x y z COMPLETED SRP 350 VER 1 00 1999 11 09 Parallel IEEE1284 Interface EPSON EMULATION MODE Print Density LIHGT 1 2 3 4 DARK Self Test printing Please press the FEED button ...

Page 34: ...3 Installation and Operation 3 8 MEMO Samsung Electro Mechanics ...

Page 35: ... Switch 2 Case Lower 3 Figure 4 1 Disassembly Case Lower 1 Figure 4 2 Disassembly Case Lower 2 1 Remove the three screws 1 2 Sparate the BRKT DIP Switch 2 the Case Lower 3 and the Foot Rubber 4 from the printer 1 Remove the connector wires from main PBA and sub assembly Samsung Electro Mechanics ...

Page 36: ...ly Case Lower 3 Figure 4 4 Disassembly Case Lower 4 1 Remove the three screws 1 8 from the BRKT PBA 2 2 Sparate the BRKT Serial 232 3 Parallel 485 3 Remove the two screws 4 4 Separate the BRKT Serial 3 from the I F PBA Assembly 5 5 Separate the I F PBA 5 from the Main PBA 6 6 Remove the four screws 7 7 Separate the Main PBA 6 from the BRKT PCB 2 1 Separate the Cover Cable 2 from the Case Lower 1 S...

Page 37: ...pen the Cover Open 3 2 Remove the four screws 2 3 Separate the Cover Open 3 4 Separate the Cover Cutter 4 5 Remove the screws 5 1 Remove the two screws 1 2 Lift the Case Upper in the direction of an arrow 3 during pushing the Push Button 2 3 Remove the three screws 4 4 Separate the Manual Cutter 5 from the Case Upper 6 Screw 3x4 Manual Cutter Push Button Case Upper 3 1 6 2 Screw 3x4 4 5 Samsung El...

Page 38: ... Upper 3 Figure 4 8 Disassembly Case Upper 4 1 Remove the E Ring 1 2 Separate the Spring Tension 2 the Shaft Hinge 3 and the E Ring 4 3 Remove the E Ring 5 4 Separate the Bushing 6 and the Roller Platen Assembly 7 1 Remove the Spring Hook 1 2 Remove the two screws 2 3 3 Separate the BRKT Hook 4 Spring Hook 1 Brkt Hook 4 2 Screw 3x4 4 3 Samsung Electro Mechanics ...

Page 39: ...e the Fixed Cutter 2 from the Cover Housing 3 3 Remove the two screws 4 4 Separate the Cutter Blade 5 from the Fixed Cutter 2 5 Remove the two screws 6 6 Separate the Cover Plate 7 from the Cover Housing 3 Screw 3x6 6 Cover Housing 3 Cover Plate 7 Screw 3x4 1 2 Fixed Cutter Cutter Blade 5 Screw 3x4 4 Samsung Electro Mechanics ...

Page 40: ...bly Figure 4 10 Disassembly Frame 1 Figure 4 11 Disassembly Frame 2 1 Pull out the Knob Cutter 1 and separate it 2 Remove the two screws 2 3 Separate the BRKT Cover Cutter 3 and the Auto Cutter 4 from the Frame Main 5 1 Remove the screws 1 2 Push the Heat Sink Assembly 2 in the direction of an arrow and separate it Samsung Electro Mechanics ...

Page 41: ... 12 Disassembly Frame 3 Figure 4 13 Disassembly Frame 4 1 Remove the screws 1 2 Separate the Plate ground 2 and BRKT TPH Rear 3 3 Remove the two screws 4 4 Separate the Heat Sink 6 and the Spring TPH 5 5 Separate the Connector 7 from the Heat Sink 6 1 Remove the two screws 1 2 Separate the Frame Main 2 from the BRKT PCB 3 3 Separate the Power Switch 4 from the BRKT PCB 3 Samsung Electro Mechanics ...

Page 42: ...screw 6 5 Separate the Button Assembly 7 from the Frame Main 3 6 Push the Button 8 Then the Button Assembly is separated Internal Spring Release 9 Guid Button 10 7 Remove the screw 11 And separate the Cover Sense PCB 12 from the Frame Main 3 8 Remove the screw 14 And separate the Plate Spring 13 from the Frame Main 3 Spring Hook 1 Brkt Hook 4 2 Screw 3x4 4 3 Samsung Electro Mechanics 1 Remove the ...

Page 43: ...he factory setting is based on a paper r oll core with an outside diameter of 18mm If you use a paper roll with a core with an outside diameter of mor e than 18mm it is better to change to the upper position 5 1 5 Maintenance and Adjustments 5 1 Adjustment 5 1 1 Remaining Roll Paper Adjustment Figure 5 1 Adjusting the Paper Near End Sensor Figure 5 2 Paper Remaining Amount for Paper Spool Diameter...

Page 44: ...ver open can be opened open the cover open and remove the paper If the cover open can not be opened follow the below 1 Open the auto cutter cover with power ON 2 Then turn the knob clockwise with a coin or similar tool until the buzzer beep stops 3 Close the auto cutter cover 4 Pull up the roll paper cover by hand Samsung Electro Mechanics ...

Page 45: ...fore beginning the cleaning 1 Open the cover open 2 Clean the thermal element the area that looks like it is marked a thin black line of the thermal head with a cotton swab moistened with an alcohol solvent ethanol methanol or IPA 3 After confirming that the alcohol solvent has been dried up completely close the cover open Radiation plate Spring pin Connector Base Heat sensitive layer Protective l...

Page 46: ... INT0 P8 3 INT1 P8 4 INT2 P8 5 NMI VCC XIN VSS XOUT RESET P8 6 XCOUT P8 7 XCIN CNVSS BYTE P9 0 TB0IN CLK3 P9 1 TB1IN SIN3 P9 2 TB2IN SOUT3 P9 3 DA0 TB3IN P9 4 DA1 TB4IN P9 5 ANEX0 CLK4 P9 6 ANEX1 SOUT4 P6 4 CTS1 RTS1 CTS0 CLKS 1 P6 5 CLK1 P6 6 RXD1 P6 7 TXD1 P6 1 CLK0 P6 2 RXD0 P6 3 TXD0 P5 6 ALE P5 7 RDY CLKOUT P6 0 CTS0 RTS0 P5 3 BCLK P5 4 HLDA P5 5 HOLD P5 0 WRL WR P5 1 WRH BHE P5 2 RD P4 5 CS1...

Page 47: ... 5 Paper LED Out 26 P7 4 N C 76 P1 4 Error LED Out 27 P7 3 TPH Strobe 2 Out 77 P1 3 Parallel Auto Feed In 28 P7 2 TPH Strobe 1 Out 78 P1 2 Parallel Fault Out 29 P7 1 StepI0 Out 79 P1 1 Auto Cutter B Out 30 P7 0 I F Board Select Out 80 P1 0 Auto Cutter A Out 31 P6 7 TPH Data Out 81 P0 7 Data 7 In Out 32 P6 6 TPH Latch Out 82 P0 6 Data 6 In Out 33 P6 5 TPH Clock Out 83 P0 5 Data 5 In Out 34 P6 4 DSR...

Page 48: ...ddress 4 37 VCC 6 Address 6 27 Address 8 6 Address 10 22 Address 3 38 Data 4 7 Address 5 26 Address 9 7 Address 9 23 Address 2 39 Data 12 8 Address 4 25 Address 11 8 Address 8 24 Address 1 40 Data 5 9 Address 3 24 OE 9 N C 25 Address 0 41 Data 13 10 Address 2 23 Address 10 10 N C 26 CE 42 Data 6 11 Address 1 22 CS1 11 WE 27 VSS 43 Data 14 12 Address 0 21 Data 7 12 RESET 28 OE 44 Data 7 13 Data 0 2...

Page 49: ...PUT DI Y Z DIFFERENTIAL INPUT A B OUTPUT RO H H L VID 0 2 V H L L H 0 2 V VID 0 2 V VID 0 2 V L 74HC574 D0 OE D1 D3 D2 D4 D6 D5 D7 GND VCC Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7 C XOUT XIN REF_OFF LF FS741 RS0 VCC RS1 VSS Low EMI Spectrum Spread Clock RO VCC DI GND MAX488 B A Z Y Differential Bus Transceivers DELAY CATACITOR OUTPUT GND N C Voltage Detect System Reset IC SUPPLY VOLYAGE M51953B 74HC74 74HC32 74HC0...

Page 50: ... LOW CURRENT H L MEDIUM CURRENT L L MAXIUM CURRENT MAXIM MAX232 V C1 C1 C2 C2 V R2IN T2OUT VCC GND T1OUT R1IN R1OUT T1IN T2IN R2OUT Serial Comm Driver Receiver ST TEA3718 PULSE TIME OUT B VS GND GND VSS PHASE IN1 SENSE OUT A VS GND GND REFERENCE COMP_INPUT INB Step Motor Driver USB Controller USBN9602 Samsung Electro Mechanics ...

Page 51: ... Diode Component TR D560 1 Base 2 Collector 3 Emitter TR MMBT2222 1 Base 2 Emitter 3 Collector 3 1 2 OSCILLATOR 16 MHz 1 X1 2 N C 3 N C 4 X2 16 00MHz 3 4 1 2 DIODE MMBD6050L 1 Anode 2 N C 3 Cathode 3 1 2 FET IRFR9024 1 Drain 2 Gate 3 Source 1 2 3 Samsung Electro Mechanics ...

Page 52: ...VTPH 24VDC Thermal Printer Head TPH Voltage Table 7 1 Power Source Voltage Descriptions 7 1 1 Drawer Driving and Feed Auto Cutter Motor Voltage 24Vdc 7 1 2 Logic IC Driving Voltage 5V 01 2 3 7 1 3 TPH Driving Voltage 24Vdc 4 516533 POWER ADAPTER DC24V VOLTAGE REGULATION CIRCUIT 1 VDR 24V VDR 24V VCC 5V VTPH 24V MAIN BOARD VOLTAGE REGULATION CIRCUIT 2 VOLTAGE REGULATION CIRCUIT 3 Samsung Electro Me...

Page 53: ...cuit Descriptions 7 2 7 2 RESET Circuit 7 7 0 8 9 Figure 7 2 Reset Block Diagram Figure 7 3 Reset Waveform RESET OUT CPU FLASH RAM RESET CHIP M51953B RESET Power On Vcc 4 3V 45ms Power Off Samsung Electro Mechanics ...

Page 54: ...agram 7 3 4 Cash Drawer Driving Circuit 4 4 4 4 Caution make sure that the Cash Drawer solenoid resistance is more than 20Ω Figure 7 5 Cash Drawer Block Diagram BUZZER CPU BUZZER DRIVING CIRCUIT 2 KHz ON OFF CONTROL DWR1 2 DRAWER 24V COMPULSORY 70ms 5V 24V DWR_COMP1 CPU DRAWER DRIVING CIRCUIT 0V 0V SOLENOID Samsung Electro Mechanics ...

Page 55: ...9 I F PBA DIP_C1 DIP_C2 DIP_C3 RS 232C L L H RS 485 L H L IEEE1284 H L L USB H H L NO CONNECTION L L L Table 7 2 I F PBA Detector Descriptions Table 7 6 I F PBA Detector Block Diagram I F SEL OUT C1 IN C2 IN C3 IN I F SEL is executed only one time after RESET C1 C2 C3 H L L IEEE1284 PBA Samsung Electro Mechanics ...

Page 56: ...D RXD DTR DSR CPU M30624FPFG D SUB25 FEMALE MAX232 DRIVER TRANSMIT PRINTER RECEIVE PRINTER HOST BUSY Printer checks whether the host is BUSY PRT transmits a data HOST NOT BUSY RXD PC HOST PRINTER DTR DSR TXD HOST BUSY PRT BUSY HOST checks whether the Printer is BUSY HOST transmits a data PRT NOT BUSY TXD PC HOST PRINTER DSR DTR RXD PRT BUSY Samsung Electro Mechanics ...

Page 57: ... Waveform TXD RXD CPU M30624FGFP DTR CTS Same as DSR SD1 SD2 RD1 RD2 DR1 DR2 CS1 CS1 TXD RXD DTR CTS RS 485 I F BOARD TRANSMIT PRI NTER RECEIVE PRINTER H Transmission a data 1 Byte DATA SD1 SD2 L Level Gnd Level Gnd Level 5V Level 5V Received data 1 Byte RD1 RD2 Gnd Gnd A B Level A B Level A B Level A B Level A B Level Samsung Electro Mechanics ...

Page 58: ...uit Description 7 7 7 6 Parallel Communication Block Diagram 0 1 9 3 1 9 7 Table 7 11 IEEE 1284 Communication Block Diagram CPU M30624FGFP 74HC574 DRIVER 74HC574 DRIVER Data 7 0 INT CONTROL Samsung Electro Mechanics ...

Page 59: ...cial Circuit Descriptions 7 8 7 7 USB Communication Block Diagram 9 9 9 A Table 7 12 USB Communication Block Diagram CPU M30624FGFP USBN9602 Controller Data 7 0 CLOCK 48 MHz B Type Samsung Electro Mechanics ...

Page 60: ... DIP Switch Block Diagram CPU M30624FGFP DIODE MMBD6050L C4 C3 C2 C1 R1 R4 R1 OUT R2 OUT R3 OUT R4 OUT C1 IN C2 IN C3 IN C4 IN DIP S W1 No 1 is ON R1 checks No 1 4 of DIP S W 1 R2 checks No 5 8 of DIP S W 1 R3 checks No 1 4 of DIP S W 2 R4 checks No 5 8 of DIP S W 2 Samsung Electro Mechanics ...

Page 61: ...B SRP 350 Strobe Processing STB1 1 256 256 STB2 257 512 256 The content of data is same Table 7 3 Printer Head Strobe Processing Figure 7 14 Thermal Printer Block Diagram CPU M30624FGFP DATA CLK THERMAL PRINTER Printer Line Latch Register Shift Register 1 Strobe Circuit LATCH STB2 STB1 Shift Register 2 Samsung Electro Mechanics ...

Page 62: ...hermal Printer Timing Waveform CLK DATA 1 2 LATCH STB1 STB2 Printing 1 256 256 Bits 256 Bits 256 Bits Printing 1 256 Printing 257 512 256 CLK Data 1 and Data 2 Pins are shorted on Main PCB So the Data 256 Bits are stored in both Shift Register 1 and 2 Samsung Electro Mechanics ...

Page 63: ...7 Special Circuit Descriptions 7 12 MEMO Samsung Electro Mechanics ...

Page 64: ...d mode CR Name Format Description Print and carriage return ASCII CR Hex 0D Decimal 13 When automatic line feed is enabled this command functions the same as LF when automatic line feed is disabled this command is ignored CAN Name Format Description Cancel print data in page mode ASCII CAN Hex 18 Decimal 24 In page mode deletes all the print data in the current printable area DLE EOT n Name Format...

Page 65: ...it Off On Hex Decimal Function 0 Off 00 0 Not used Fixed to Off 1 On 02 2 Not used Fixed to On 2 Undefined Off 00 0 No auto cutter error 3 On 08 8 Auto cutter error occurs 4 On 10 16 Not used Fixed to On Off 00 0 No unrecoverable error 5 On 20 32 Unrecoverable error occurs Off 00 0 No auto recoverable error 6 On 40 64 Auto recoverable error occurs 7 Off 00 0 Not used Fixed to Off Bit 3 Bit 6 If th...

Page 66: ...I ESC n Hex 1B 21 n Decimal 27 33 n 0 n 255 Selects print mode s using n as follows Bit Off On Hex Decimal Function Off 00 0 Character font 12 24 selected 0 On 01 1 Character font 9 17 selected 1 2 Undefined Off 00 0 Emphasized mode not selected 3 On 08 8 Emphasized mode selected Off 00 0 Double height mode not selected 4 On 10 16 Double height mode selected Off 00 0 Double width mode not selected...

Page 67: ...c2 specifies the final code x specifies the number of dots in the horizontal direction ESC m nL nH d1 dk Name Format Range Description Select bit image mode ASCII ESC m nL nH d1 dk Hex 1B 2A m nL nH d1 dk Decimal 27 42 m nL nH d1 dk m 0 1 32 33 0 nL 255 0 nH 3 0 d 255 Selects a bit image mode using m for the number of dots specified by nL and nH as follows Vertical Direction Horizontal Direction m...

Page 68: ... Printer Disabled 0 On 01 1 Printer Disabled 1 7 Undefined ESC n Name Format Range Description Cancel user defined characters ASCII ESC n Hex 1B 3F n Decimal 27 63 n 32 n 126 Cancels user defined characters ESC Name Format Range Description Initialize printer ASCII ESC Hex 1B 40 Decimal 27 64 32 n 126 Clears the data in the print buffer and resets the printer mode to the mode that was in effect wh...

Page 69: ...SB of n is 0 double strike mode is turned off When the LSB of n is 1 double strike mode is turned on ESC J n Name Format Range Description Print and feed paper ASCII ESC J n Hex 1B 4A n Decimal 27 74 n 0 n 255 Prints the data in the print buffer and feeds the paper n X vertical or horizontal motion unit inches ESC L Name Format Description Select page mode ASCII ESC L Hex 1B 4C Decimal 27 76 Switc...

Page 70: ...Select print direction in page mode ASCII ESC T n Hex 1B 54 n Decimal 27 84 n 0 n 3 48 n 51 Selects the print direction and starting position in page mode n specifies the print direction and starting position as follows n Print Direction Starting Position A 0 48 Left right Upper left A in the figure 1 49 Bottom to top Lower left B in the figure Print area 2 50 Right to left Lower right C in the fi...

Page 71: ...ing the horizontal or vertical motion unit This command sets the distance from the current position to nL nH 256 horizontal or vertical motion unit ESC a n Name Format Range Description Select justification ASCII ESC a n Hex 1B 61 n Decimal 27 97 n 0 nL 2 48 nL 50 Aligns all the data in one line to the specified position n selects the type of justification as follows n Justification 0 48 Left just...

Page 72: ...tion Enable Disable panel button ASCII ESC c 3 n Hex 1B 63 35 n Decimal 27 99 53 n 0 n 255 Enables or disables the panel button When the LSB of n is 0 the panel buttons are enabled When the LSB of n is 1 the panel buttons are disabled ESC d n Name Format Range Description Print and feed n lines ASCII ESC d n Hex 1B 64 n Decimal 27 100 n 0 n 255 Prints the data in the print buffer and feeds n lines...

Page 73: ...de ASCII ESC n Hex 1B 7B n Decimal 27 123 n 0 n 255 Turns upside down printing mode on or off When the LSB of n is 0 upside down printing mode is turned off When the LSB of n is 1 upside down printing mode is turned on FS p n m Name Format Range Description Print NV bit image ASCII FS p n m Hex 1C 70 n m Decimal 28 112 n m 1 n 255 0 m 3 48 m 51 Prints a NV bit image n using the mode specified by m...

Page 74: ...ect character size ASCII GS n Hex 1D 21 n Decimal 29 33 n 0 n 255 1 vertical number of times 8 1 horizontal number of times 8 Selects the character height using bits 0 to 2 and selects the character width using bits 4 to 7 as follows Bit Off On Hex Decimal Function 0 3 Character height selection See Table 2 4 7 Character width selection See Table 1 Table 1 Character Width Selection Table 2 Charact...

Page 75: ... 180 1 49 Double width 180 90 2 50 Double height 90 180 3 51 Quadruple 90 90 GS Name Format Description Start End macro definition ASCII GS Hex 1D 3A Decimal 29 58 Starts or ends macro definition GS B n Name Format Range Description Turn white black reverse printing mode on off ASCII GS B n Hex 1D 42 n Decimal 29 66 n 0 n 255 Turns on or off white black reverse printing mode When the LSB is 0 whit...

Page 76: ... Name Format Range Description Set horizontal and vertical motion units ASCII GS P x y Hex 1D 50 x y Decimal 29 80 x y 0 x 255 0 y 255 Sets the horizontal and vertical motion units to approximately 25 4 x mm 1 x inch and and approximately 25 4 y mm 1 y inches respectively When x and y are set to 0 the default setting of each value is used GS V m GS V m n Name Format Range Description Select cut mo...

Page 77: ...age mode This command sets the distance from the current position to nL nH 256 vertical or horizontal motion unit inches GS r t m Name Format Range Description Execute macro ASCII GS r t m Hex 1D 5E r t m Decimal 29 94 r t m 0 r 255 0 t 255 m 0 1 Executes a macro r specifies the number of times to execute the macro t specifies the waiting time for executing the macro m specifies macro executing mo...

Page 78: ...SB function is also disabled If the ASB is enabled as a default the printer transmits the status when the printer data reception and transmission is possible at the first time from when the printer is turned on The following four status bytes are transmitted without confirming whether the host is ready to receive data The four status bytes must be consecutive except for the XOFF code Since this co...

Page 79: ...temperature drops sufficiently or when the paper roll cover is open during printing bit 6 is On Third byte paper sensor information Bit Off On Hex Decimal Status for ASB Off 00 0 Paper roll Near END sensor paper adequate 0 1 On 03 3 Paper roll Near END sensor paper near end Off 00 0 Paper roll end sensor paper present 2 3 On 0C 12 Paper roll end sensor paper not present 4 Off 00 0 Not used Fixed O...

Page 80: ...code m selects a bar ode system as follows m Bar Code System Number of Characters Remarks 0 UPC A 11 k 12 48 d 57 1 UPC E 11 k 12 48 d 57 2 JAN13 EAN13 12 k 13 48 d 57 3 JAN8 EAN8 7 k 8 48 d 57 4 CODE 39 1 k 48 d 57 65 d 90 32 36 37 43 45 46 47 5 ITF 1 k even number 48 d 57 6 CODABAR 1 k 48 d 57 65 d 68 36 43 45 46 47 58 65 UPC A 11 n 12 48 d 57 66 UPC E 11 n 12 48 d 57 67 JAN13 EAN13 12 n 13 48 d...

Page 81: ...ple 90 DPI 90 DPI xL xH select the number of data bits xL xH 256 in the horizontal direction for the bit image yL yH select the number of data bits yL yH 256 in the vertical direction for the bit image GS w n Name Format Range Description Set bar code width ASCII GS w n Hex 1D 77 n Decimal 29 119 n 2 n 6 Set the horizontal size of the bar code n specifies the bar code width as follows Binary level...

Page 82: ...2 Replace the Adapter SMPS 1 Check the Fuse FU1 2 Check the Harness of Power S W 3 Check the related Circuit Pattern 1 Check the TR Q3 Q4 2 Check the On Off Signal on CPU 1 Check the IC34063 U5 2 Check the related Circuit Pattern 3 Check the generated Frequency Power VDR 24V Ok Power Out Ok On SMPS Power VTPH 24V Ok Power VCC 5V Ok N Y N Y N Y N Y Samsung Electro Mechanics ...

Page 83: ...Check the related Circuit Pattern on PCB 1 Check the Addr Data Line Pattern 2 Check the related Circuit Pattern on PCB 3 Program downLoad again 1 Check the CS Signal 2 Check the SRAM 3 Check the Addr Data Pattern Clock Signal Ok Reset Signal Ok Program Ok SRAM Ok N Y N Y N Y N Y 1 Check the Main Clock 16 00MHz 2 Check the Addr Data Line Pattern 3 Check the Main PBA CPU Ok N Y System Problem End Sa...

Page 84: ...nt 1 Check the Cover Sensor Signal on Main PBA 2 Check the Harness 3 Check the related Circuit Pattern Component 1 Check the Paper End Sensor Signal on Main PBA 2 Check the TR Q7 and the reated Pattern 3 Check the Harness 4 Check and Replace the P_End Sensor Feed S W Ok LED Ok Cover Open Sensor Ok Paper End Ok N Y N Y N Y N Y 1 Check the Near End S W Signal on Main PBA 2 Check the Harness 3 Check ...

Page 85: ...2 Check the HArness 1 Check the Signal Step_A Step_B on CPU 2 Check the Current Control Signals StepI0 StepI1 on CPU 3 Check the Output Signal of U9 U11 TEA3718 4 Check Auto Cutter Assembly Motor Cutter 5 Check the Harness 6 Check the Step Motor and the related Circuit Pattern Power Vcc VTPH Ok Control Signal Ok Feed Motor Ok N Y N Y N Y Feed Motor Problem End End Thermal Printer Problem Samsung E...

Page 86: ...the Micro S W in the Auto Cutter Assembly 1 Check the Drawer Connector Harness 2 Check the Drawer Signals on CPU P1 6 P1 7 3 Check the related circuit Component D560 Q1 Q2 4 Check the Solenoid in the Drawer Auto Cutter S W Ok Auto Cutter Ok Drawer Open Failure N Y N Y N Y 1 Check the Compulsory Harness Connector 2 Check the Micro switch in the Drawer Compulsory Failure N Y Auto Cutter Problem Draw...

Page 87: ...Check the Input Signal DIP C1 C4 4 Check the related Circuit Pattern 1 Check the Output Signal I F Sel on CPU 2 Check the Diode on I F PBA 3 Check the Input Signal DIP C1 C4 4 Check the related Circuit Pattern DIP S W Input Ok I F PBA Select Ok N Y N Y DIP S W Problem I F PBA Select Problem End End Samsung Electro Mechanics ...

Page 88: ... Txd Rxd Pin on CPU 4 Check the MAX232 Driving Chip and reated Circuit on I F PBA 5 Check whether Signal is affected by the Cable Noise 1 Check the connection of the H W handshaking Line and Other side DTR DSR 2 Check the I F Cable whether it is open or short 3 Confirm the H W handshaking Protocol H W Handshake Communication Failure N Y N Y RS 232C Problem End Samsung Electro Mechanics ...

Page 89: ...Check the MAX488 Driving Chip and reated Circuit on I F PBA 5 Check whether Signal is affected by the Cable Noise 1 Check the connection of the H W handshaking Line and Other side DR1 2 CS1 2 2 Check the I F Cable whether it is open or short 3 Confirm the H W handshaking Protocol 4 Check the Voltage Level of each Line H W Handshake Communication Failure N Y N Y RS 485 Problem End Samsung Electro M...

Page 90: ...ble whether it is open or short 5 Check the related Circuit and Pattern on I F PBA 1 Check the Control Lines CS3 WR P_WR 2 Check the 1284 Control Status Data Line 3 Check the Signal of ICs U1 U3 U6 4 Check the 1284 Cable whether it is open or shortl 5 Check the related Circuit and Pattern on I F PBA Reverse Mode Failure Froward Mode Failure N Y N Y IEEE1284 Problem End Samsung Electro Mechanics ...

Page 91: ...ock 48MHz 5 Check the related Circuit and Pattern on I F PBA Main PBA Host Comm Failure Main PBA I F Failure N Y N Y USB Problem 1 Check the Clock 48MHz 2 Check the D whether it is Pull up to V3 3 3 Check the Host whether it works correctly 4 Check the USB Cable whether it is open or short 5 Check the related Circuit and Pattern on I F PBA End Samsung Electro Mechanics ...

Page 92: ... 17 4 13 1 10 1 11 A a 12 5 3 4 7 8 6 1 6 2 2 1 28 38 39 19 30 28 37 32 36 29 31 41 28 35 34 33 27 B ASS Y FRAME MAIN C ASS Y CASE LOWER A ASS Y CASE UPPER 46mm 45mm 51mm 86mm 10 1 10 Exploded Views and Parts List 10 1 Main Set V2 1 10 1 1 Whole Set Exploded View Samsung Electro Mechanics 14 15 16 17 16 4 23 10 13 9 SAMSUNG 18 20 19 23 24 ...

Page 93: ...7 T0 6 PASS STSC 1 Y 11 JE75 00013A UNIT ROLLER PLATEN 0 N 12 6003 000269 SCREW TAPTITE BH S M3 L6 ZPC YEL 2 Y 13 JE70 00291A IPM BUSHING SRP 350 SBF2218 2 ANDEROL 465 0 N 13 1 JE70 00291A IPM BUSHING SRP 350 SBF2218 2 ANDEROL 465 1 Y 14 JE70 00287D IPR COVER HOUSING SRP 350 SPCC T1 2 NI 1 Y KH04 00001A SHAFT WALL MOUNT STS304 Φ4 L12 9 0 N 15 JE72 00207A PCT SILP WASHER SRP 350 PET T0 5 1 Y 16 JE7...

Page 94: ...R SRP 350 PET T0 5 2 Y 20 JE66 00010B GEAR IDLE SRP 350 NYLON 66 0 5 30 54 BLACK 1 Y 21 6006 001102 SCREW ASSY TAPTITE M3 L8 WT BH ZPC Y 2 Y 22 JE31 00002A MOTOR STEP FEEDING 1000MA PHASE 1 4A 1 Y 23 6003 000267 SCREW TAPTITE PWH S M3 L8 ZPC YEL 3 Y 24 JE68 00109R LABEL R CONTROL 350 PC 0 178 W18 L151 1 ENG I VORY Y JE68 00109S LABEL R CONTROL 350 PC 0 178 W18 L151 1 ENG D GRAY Y JE68 00115B LABEL...

Page 95: ...MO CASE LOWER SRP 350 ABS IV1 1 D GRAY Y 10 6003 000267 SCREW TAPTITE PWH S M3 L8 ZPC YEL 3 Y 11 JE61 00014A FOOT RUBBER SRP 300 NR T3 5 BLK 70HB 2 Y 12 JE70 00290F IPR BRKT DIP S W SRP 350 SECC T0 8 1 Y 13 JE70 00290K IPR BRKT HANGER SRP 350 SECC T1 2 1 Y 14 6002 000175 SCREW TAPPING PWH M3 LP ZPC YEL 4 Y 15 JE70 00290L IPR BRKT MOUNT SRP 350 SECC T1 0 1 Y 16 6002 000171 SCREW TAPTITE M4 L10 ZPC ...

Page 96: ...S SRP350 AD5024MP 1 Y 2 JE39 00060A CBF LINE CORD POWER 250MM BLK 1 EUROPE Y 3 JE39 00058B CBF LINE CORD POWER 250MM BLK 1 U S A Y 4 JE39 00059A CBF LINE CORD POWER 250MM BLK 1 U K Y 5 JE39 00064E CBF LINE CORD POWER 250MM BLK 1 CHINESE Y 6 JE39 00059C CBF LINE CORD POWER 250MM BLK 1 AUSTRALIA Y 7 JE39 00059D CBF LINE CORD POWER 250MM BLK 1 AFRICA Y 10 Exploded Views and Parts List Samsung Electro...

Page 97: ...11 1 11 PCB Layout and Parts List 11 1 Main PCB Layout 11 1 1 Component Side Samsung Electro Mechanics ...

Page 98: ...11 PCB Layout and Parts List 11 2 11 1 Main PCB Layout 11 1 1 Component Side Samsung Electro Mechanics ...

Page 99: ...11 PCB Layout and Parts List 11 3 11 1 Main PCB Layout 11 1 2 Solder Side Samsung Electro Mechanics ...

Page 100: ...11 PCB Layout and Parts List 11 4 11 1 Main PCB Layout Samsung Electro Mechanics 11 1 2 Solder Side ...

Page 101: ...1 C1 Y 2401 001363 C AL 470uF 20 16V GP TP 10x12 5 5 tapping 1 C5 Y 2401 001698 C AL 470uF 20 35V WT TP 10x20 5 tapping 1 C18 Y 2401 002300 C AL 47uF 20 50V GP TP 6 3x11 5 tapping 2 C10 C14 Y 3002 001027 BUZZER PIEZO 85dB 1 5V 24mA 2 048KHz 1 AU1 Y 3301 000344 CORE FERRITE BEAD AA 3 5x0 6x6 5mm 2 BD1 BD2 Y 3407 000177 SWITCH DIP 5V 10mA SLIDE SPST 2 SW1 SW2 Y 3601 000261 FUSE CARTRIDGE 250V 3 15A ...

Page 102: ...012 4 R238 R237 R257 R256 Y 2007 000804 R CHIP 36KOHM 5 1 10W DA TP 2012 1 R227 Y 2007 000872 R CHIP 4 7KOHM 5 1 10W DA TP 2012 19 R222 R220 R218 R217 R224 R11 R15 R208 R214 R215 R8 R7 R244 R236 R235 R225 R230 R231 R232 Y 2007 000931 R CHIP 470OHM 5 1 10W DA TP 2012 1 R252 Y 2007 000941 R CHIP 47KOHM 5 1 10W DA TP 2012 2 R255 R247 Y 2007 001013 R CHIP 51OHM 5 1 10W DA TP 2012 1 R242 Y 2007 001039 ...

Page 103: ...OR SRP 350 UL1 1 CN20 M Y AP04 00034A ASS Y PBA COVER OPEN SENSOR 1 Y 0604 000180 PHOTO INTERRUPTER TR 1 U2 M Y 2007 000766 R CHIP 330OHM 5 1 10W DA TP 2012 1 R204 A Y 2007 000941 R CHIP 47KOHM 5 1 10W DA TP 2012 5 R203 A Y 3711 003968 CONNECTOR HEADER BOX 3P 1R 2 5mm STR 1 CN6 M Y AP04 00035A ASS Y PBA LED PANEL 1 Y 0601 000105 LED CBI ANGLE GRN 5mm 560nm 1 LED3 M Y 0601 000204 LED CBI ANGLE RED ...

Page 104: ...11 PCB Layout and Parts List Samsung Electro Mechanics 11 8 11 2 RS 232C Serial I F PCB Layout 11 2 1 Component and Solder Side New ...

Page 105: ...232 SOP 16P 150MIL 1 U1 Y 2203 000192 C CERAMIC CHIP 100nF 80 20 50V 6 C10 C11 C2C3C4C5 Y 2203 000938 C CERAMIC CHIP 0 47nF 5 50V NPO 4 C6 C7 C8 C9 Y 2402 000168 C AL SMD 100uF 16V 20 8 3 8 3 1 C1 Y 3301 000325 CORE FERRITE BEAD AB 3 2 2 5 1 3 60ohm 4 L1 L2 L3 L4 Y 3701 000154 CONNECTOR D SUB 25P 2R FEMALE ANGLE 1 CN2 Y K204 00007A DIP SWITCH 2P 1 SW1 Y 3702 001125 CONNECTOR RIBBON 34P FEMALE ANGL...

Page 106: ...150MIL 1 U1 Y 2203 000192 C CERAMIC CHIP 100nF 80 20 50V 2 C10 C11 Y 2203 000938 C CERAMIC CHIP 0 47nF 5 50V NPO 4 C6 C7 C8 C9 Y 2402 000168 C AL SMD 100uF 16V 20 8 3 8 3 1 C1 Y 2402 000170 C AL SMD 1uF 50V 20 4 3 4 3 5 4 C2 C3 C4 C5 Y 3301 000325 CORE FERRITE BEAD AB 3 2 2 5 1 3 60ohm 4 L1 L2 L3 L4 Y 3701 000154 CONNECTOR D SUB 25P 2R FEMALE ANGLE 1 CN2 Y 3702 001125 CONNECTOR RIBBON 34P FEMALE A...

Page 107: ...LE TP 2 U1 U2 Y 2007 000293 R CHIP 100OHM 5 1 8W DA TP 3216 4 R1 R2 R3 R4 Y 2007 000300 R CHIP 10KOHM 5 1 10W DA TP 2012 4 R5 R6 R7 R8 Y 2007 000766 R CHIP 330OHM 5 1 10W DA TP 2012 4 R9 R10 R11 R12 Y 2203 000192 C CERAMIC CHIP 100nF 80 20 50V Y5V TP 2012 2 C2 C3 Y 2402 000168 C AL SMD 100uF 20 16V GP TP 8 3x8 3x6 3mm 1 C1 Y 3701 000154 CONNECTOR DSUB 25P 2R FEMALE ANGLE AU 1 CN2 Y 3702 001125 CON...

Page 108: ...11 PCB Layout and Parts List Samsung Electro Mechanics 11 12 11 4 IEEE 1284 Parallel I F PCB 11 4 1 Component and Solder Side New ...

Page 109: ... CHIP 2 2KΩ 5 1 10W 2012 1 R3 Y 2011 001094 R NETWORK 39Ω 63MW 8P 2 RA1 RA2 Y 2011 001011 R NETWORK 10KΩ 63MW 8P 1 RA7 Y 2011 001097 R NETWORK 5 1KΩ 5 63MW 8P 3 RA5 RA6 RA8 Y 2203 000192 C CERAMIC CHIP 100nF 80 20 50V 5 C2 C3 C5 C6 C4 Y 2203 000634 C CERAMIC CHIP 0 022nF 5 50V 9 C7 C10 C11 C12 C13 C14 C15 C16 C17 Y 2203 000938 C CERAMIC CHIP 0 47nF 5 50V NPO 10 C9 C19 C20 C21 C22 C23 C24 C25 C26 C...

Page 110: ...9ohm 5 1 10W 2012 1 R4 Y 2007 000493 R CHIP 2 2KΩ 5 1 10W 2012 1 R3 Y 2011 001094 R NETWORK 39Ω 63MW 8P 2 RA1 RA2 Y 2011 001097 R NETWORK 5 1KΩ 5 63MW 8P 4 RA5 RA6 RA7 RA8 Y 2203 000192 C CERAMIC CHIP 100nF 80 20 50V 5 C2 C3 C5 C6 C4 Y 2203 000634 C CERAMIC CHIP 0 022nF 5 50V 9 C7 C10 C11 C12 C13 C14 C15 C16 C17 Y 2203 000938 C CERAMIC CHIP 0 47nF 5 50V NPO 10 C9 C19 C20 C21 C22 C23 C24 C25 C26 C2...

Page 111: ...C8 C9 C10 C11 Y 2203 000239 C CERAMIC CHIP 0 1nF 5 50V NP0 TP 2012 3 C29 C31 C34 Y 2203 000361 C CERAMIC CHIP 0 15nF 5 50V NP0 TP 2012 1 C27 Y 2203 000634 C CERAMIC CHIP 0 022nF 5 50V NP0 TP 2012 3 C30 C32 C33 Y 2203 000634 C CERAMIC CHIP 0 022nF 5 50V NP0 TP 2012 3 C20 C21 C22 Y 2203 000683 C CERAMIC CHIP 0 027nF 5 50V NP0 TP 2012 2 C23 C24 Y 2203 000938 C CERAMIC CHIP 0 47nF 5 50V NP0 TP 2012 1 ...

Page 112: ...EEE1284 DRIVER PARALLEL CONNECTOR SENSOR CIRCUIT P_END NEAR SENSOR AUTO CUTTER DRIVER AUTO CUTTER A_CUT SENSOR ADDRESS ADDRESS DATA POWER SUPPLY CIRCUIT VCC RESET CIRCUIT VCC VTPH 24V VDR 24V DATA DIP SWITCH CLOCK 16 0MHz POWER ADAPTER DC24V DRAWER C O M P U L S O R Y DRAWER SENSER DIP SENSING CIRCUIT THERMAL HEAD THERMAL HEAD PAPER FEED MOTOR PAPER FEED MOTOR I F BOARD PRINTER MEACHANISM USB DRIV...

Page 113: ...12 Block Diagram 12 2 MEMO Samsung Electro Mechanics ...

Page 114: ...4 5 6 CN11 CN9 CN12 CN10 CN8 CN4 CN7 CN2 DRAWER SERIAL INTERFACE PBA AUTO CUTTER FEED MOTOR P_END SENSOR 3 2 1 3 2 1 GND P_End Sensor VCC PANEL PBA 7 6 5 4 3 2 1 7 6 5 4 3 2 1 GND GND COVER SENSOR FEED S W PAPER LED ERROR LED VCC POWER ADAPTER POWER SWITCH CUT A CUT B VCC CUT SW STEPA MB STEPA MA STEPB MB STEPB MA GND DRAWER 1 COMP SW VDR 24V DRAWER 2 GND Refer to the Schematic Diagram NEAR_END SE...

Page 115: ...13 Wiring Diagram 13 2 MEMO Samsung Electro Mechanics ...

Page 116: ... PO2 D2 86 85 PO3 D3 47 P47 CS3 2 P5 ANEXO CLK4 P50 WRL WR 46 45 P51 WRH BHE P52 RD 44 43 P53 BCLK P54 HLDA 42 41 P55 HOLD 40 P56 ALE P57 RDY CLKOUT 39 P6 ANEX1 SOUT4 1 38 P60 CTS0 RTS0 P61 CLK0 37 P62 RXD0 36 35 P63 TXD0 34 P64 CTS1 RTS1 C 63 P30 A8 61 P31 A9 P32 A10 60 59 P33 A11 P34 A12 58 P35 A13 57 56 P36 A14 55 P37 A15 P4 DA1 TB4IN 3 P40 A16 54 53 P41 A17 52 P42 A18 P43 A19 51 50 P44 CS0 49 ...

Page 117: ...220uF C1 10K R210 3 2 R209 10K MMBT2222ALT1 Q3 1 4 7K R215 3 1M R207 Q4 IRFR9024 2 1 R213 10K 10K R212 100nF C203 C207 100nF 100nF C202 B 2 C 3 D 4 C201 100nF FU1 A 1 CN4 5267 02A 2 L5 5267 02A CN4 1 L20 1 MDJ 401 3P CN2 100nF C4 47uF 50V M4 5V C209 3 D1 TPH24V 10K R206 4 7K R214 24V C208 100nF 16V 470uF C5 L1 ER 350 2 ON_OFF 14 Schematic Diagrams 14 2 Samsung Electro Mechanics ...

Page 118: ...50LT1 D4 R250 10K 3 L7 C233 100nF 5V 4 7K R8 R257 24V 330 R258 56K 330 C206 100nF R256 100nF C234 R244 R245 1K 4 7K 56K R240 22pF C227 3 L206 MMBD6050LT1 D16 5V 100nF C225 24V C252 100nF D18 MMBD6050LT1 D19 MMBD6050LT1 GIL S 4P S2T2 EF CN9 1 L2 4 7K R224 5V MMBD6050LT1 D14 100nF C236 C251 10nF 4 D20 MMBD6050LT1 2 Q8 MMBT2222ALT1 1 3 4 R242 51 5267 04A CN11 1 C235 100nF R7 4 7K 15K R265 1K R239 L8 ...

Page 119: ... 4 100nF C11 2 M4 D2 L203 L202 C258 22pF 1 C259 22pF 6 5267 06A CN1 L204 2 R232 4 7K Q5 MMBT2222ALT1 1 3 C18 35V 470uF 220pF C256 4 7K R231 24V C218 100nF 21 C3 100nF L10 BD1 BEAD C248 220pF 100uF C16 16V 10 LED2 550 0406 6 8 5V 470 R5 R203 47K 4 C2 10nF R9 1K 100nF C249 470 R252 100nF C232 220pF R253 10K R4 TPH24V C257 470 3 100nF C254 CN10 5267 07A 1 2 100 BEAD BD2 R3 470 R221 2 2K 20 R211 16 10...

Page 120: ... C 3 4 E 1 K 3 SG 2BC U105 35303 0350 CN20 1 2 47K R267 3 C E 4 K 1 3 U104 SG 2BC A 2 2 3 5V CN21 35303 0350 1 47K 330 R201 1K R272 R202 5V 5V 3 4 E 1 K 1K R271 3 SG 2BC U1 2 A C 35303 0350 CN201 1 3 5V 2 2 2 35301 0350 CN12 1 35301 0350 CN7 1 C12 Q7 MMBT2222ALT1 1 3 2 5V 100nF 5V 100nF C219 R236 R234 1K 4 7K 4 7K L14 R220 NEARENDSENSOR END_SENSOR 14 Schematic Diagrams 14 5 Samsung Electro Mechani...

Page 121: ...REF NO SEC N 1 2 3 D ED EDIT A C H E SIGN R P C K E W G G 14 Schematic Diagrams 14 6 Samsung Electro Mechanics ...

Page 122: ...W G REF NO SEC 1 2 C EDIT SIGN H E C A R P K ED 3 E N G D 14 7 Samsung Electro Mechanics 14 Schematic Diagrams ...

Page 123: ...H N E C K E D W C R P G A 3 REF NO SEC 1 G ED EDIT SIGN 2 14 Schematic Diagrams 14 8 Samsung Electro Mechanics ...

Page 124: ...SRP 350 E 4 6 5 T J JEON C D B 1 7 1 2 2 3 4 USB 3 A 14 Schematic Diagrams 14 9 Samsung Electro Mechanics ...

Page 125: ... SAMSUNG ELECTRO MECHANICS Co Ltd January 2004 Printed in Korea ELECTRO MECHANICS ...

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